Earth from space: Farming the desert
The Copernicus Sentinel-2 mission takes us over El Oued, in northeast Algeria, about 80 km west of the border with Tunisia.
The Copernicus Sentinel-2 mission takes us over El Oued, in northeast Algeria, about 80 km west of the border with Tunisia.
Planetary Sciences
May 5, 2023
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Earthquakes are often imagined as originating from a single point where the seismic waves are strongest, the hypocenter underground or the epicenter at the Earth's surface, with seismic energy radiating outward in a circular ...
Earth Sciences
Jul 27, 2020
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A NASA glaciologist has discovered a possible second impact crater buried under more than a mile of ice in northwest Greenland.
Earth Sciences
Feb 11, 2019
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As University of California at Davis physicist and geologist John Rundle ponders the map of recent California earthquakes, he sees visions of a doughnut even Homer J. Simpson wouldn't like.
Earth Sciences
Jul 22, 2010
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Sometimes you really can believe your eyes. That's what NASA's STEREO (Solar Terrestrial Relations Observatory) spacecraft are telling researchers about a controversial phenomenon on the sun known as the "solar tsunami."
Astronomy
Nov 25, 2009
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